Thanks to the application of new farming methods,output is now six times _____it was before 2000.
#71709
A
that
B
what
C
which
D
how
推荐题目
In his speech, Premier Wen Jiabao points out that creativity is __it takes to keep a nation highly competitive .
#73504
A
how
B
what
C
which
D
that
It is no longer a problem _______ the poor children in this district can go to school.
#73292
A
that
B
whether
C
so
D
because
The expert offered us another piece of advice,_____of great help to our program.
#73723
A
I think it is
B
I think which is
C
which I think it is
D
which I think is
It was not until dark __________ he found __________he thought was the correct way to solve the problem．
#68000
A
that; what
B
that; that
C
when; what
D
when; that